1YY8:
reference: Structural basis for inhibition of the epidermal growth factor receptor by cetuximab., Li S, Schmitz KR, Jeffrey PD, Wiltzius JJ, Kussie P, Ferguson KM, Cancer Cell 2005 Apr;7(4):301-11. PMID: 15837620

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).